Walden savings bank promotes diane nanni to branch manager
March 12, 2026
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Walden Savings Bank (WSB) has announced the promotion of Diane Nanni to branch manager of its Cornwall branch, where she will focus on driving business development, strengthening community relationships and continuing the Bank’s commitment to personalized service.
Nanni brings more than 20 years of banking experience to the role and has been a valued member of the Walden Savings Bank team since 2016. Most recently, she served as assistant branch manager, where she played an integral role in supporting branch performance and customer experience.
In her new role, Nanni will lead growth initiatives in the Cornwall market, with a strong focus on community connection and local engagement. She is actively involved with the Cornwall Chamber of Commerce and is already building meaningful local relationships, reinforcing the Bank’s long-standing commitment to serving the Cornwall community.
“The Cornwall branch plays a uniquely important role as the only financial institution serving the Cornwall market, and Diane is the right leader to carry that responsibility forward,” said WSB President and CEO Derrik Wynkoop. “Her commitment to business development and community engagement, combined with her deep understanding of our customers, will help strengthen our presence and support continued growth in the community.”
Throughout her career at WSB, Nanni has demonstrated a passion for relationship-building and team development. She previously served as a relationship banker, where she helped strengthen customer relationships and support branch growth, and has been a mentor to teller staff across the organization.
As branch manager, Nanni will oversee daily branch operations while continuing to build local relationships, expand outreach efforts and deliver exceptional service to customers.
